Column adapter



FIG. 1 is a top perspective view of the column adapter;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side perspective view thereof;

FIG. 5 is another left side perspective view thereof taken at a different angle from FIGS. 1 and 4;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a bottom perspective view thereof taken at a different angle from FIG. 2;

FIG. 11 is a top view thereof; and,

FIG. 12 is a front perspective view thereof.

The broken lines in FIG. 11 are included for the purpose of illustration portions of the column adapter that form no part of the claimed design. 

CLAIM The ornamental design for a column adapter, as shown and described. 